Finding the Fourth Proportional to 368,224.18, 551,883.99 and 190,629.94
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Solution
The fourth proportional to 368,224.18, 551,883.99 and 190,629.94 is: 285,710.76
Step by Step Solution
- Step 1: Write the proportion equation
368,224.18 : 551,883.99 = 190,629.94 : x - Step 2: Convert to fraction form
368,224.18/551,883.99 = 190,629.94/x - Step 3: Cross multiply
368,224.18x = 551,883.99 × 190,629.94 - Step 4: Simplify right side
368,224.18x = 105,205,611,900.66 - Step 5: Solve for x
x = 105,205,611,900.66/368,224.18 - Step 6: Final answer
x = 285,710.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.